CN1085422C - Electrical connector - Google Patents
Electrical connector Download PDFInfo
- Publication number
- CN1085422C CN1085422C CN97103008A CN97103008A CN1085422C CN 1085422 C CN1085422 C CN 1085422C CN 97103008 A CN97103008 A CN 97103008A CN 97103008 A CN97103008 A CN 97103008A CN 1085422 C CN1085422 C CN 1085422C
- Authority
- CN
- China
- Prior art keywords
- metal shell
- meter hood
- electric connector
- cover
- described cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The present invention relates to an electric connector. The electric connector comprises a metal shell, an insulating base bearing a plurality of terminals, and a metal cover cap which is complementarily engaged with the metal shell, wherein the metal cover cap is provided with a positioning hook. The metal cover cap can be guided to be rapidly positioned on the metal shell during assembly, and the covering between the metal cover cap and the metal shell is realized in a rotation way. A clamping and fastening device is arranged between the metal shell and the metal cover cap, so that the clamping between the metal shell and the metal cover cap has margin in a specific direction.
Description
The present invention relates to a kind of electric connector, particularly relate to a kind of being easy to and make assembling, and can be because of the electric connector that uses plug to cause the cable connection of butt joint to come off.
The electric connector of stube cable wiring extensively adopts particularly a kind of newtype electric connector that is called universal serial bus (Universal Serial Bus-USB) in current computer and telecommunications industry.The structure of this electric connector, the insulating base frame and the cover of meter hood that comprise a metal shell, many terminals of a carrying substantially, when assembling, the insulating base frame of many terminals of dress carrying is earlier inserted in this metal shell, after treating that welding between cable connection and the terminal is finished, be covered on the metal shell with cover of meter hood, this metal shell and cover of meter hood also have the function of the electrostatic interference of preventing except that firm connection that provides between cable connection and the terminal again.
But existing connector is on use, assembling, manufacturing and structure, and it is as follows still to exist many shortcomings to exemplify:
1, because cable connection is to be connected with spot welding with bonder terminal, adds that this connector must often plug in the use, directly pull under the situation of cable connection can't effectively preventing, very easily come off between cable connection and the terminal and can't realize being electrically connected.
2, mostly realize engaging between the metal shell of existing connector and the cover of meter hood in the mode that directly engages, this mode not only often causes and gets loose and poor sealing, and can't take into account the external force that this metal shell can bear especially on each direction in design, thereby will influence actual life.
3, the metal shell of existing connector and cover of meter hood quite consuming time taking a lot of work when assembling, and the defect rate of product is very high, its reason be this kind assembling mode need earlier with do between metal shell and the cover of meter hood one align accurately after, both could be engaged, no matter therefore be artificial or machine operation, if the hole clipping of cover of meter hood just is pressed into cooperation when failing to aim at the flange of metal shell, very easily cause the overall structure torsional deformation and damage, this situation is obvious especially when having many flanges and many hole clippings.And the necessary dimensionally precision-fit of flange and hole clipping just can realize effective engaging, and this will increase manufacture difficulty.
In addition, all there is similar shortcoming in disclosed electric connector in No. the 5017156th, 5073130,5221212, No. the 81217896th, 84218007,84104611,84113371,82109498, Taiwan patent application and United States Patent (USP).In view of this reason, long-pending design of electric connector for many years of inventor and manufacturing experience are devoted to improve above-mentioned shortcoming, develop electric connector of the present invention.
The electric connector that the object of the present invention is to provide a kind of rotation to cover, it during power, all can keep firm combination outside bearing any direction.
The object of the present invention is achieved like this, and a kind of electric connector promptly is provided, and it comprises: an insulating base frame forms a plurality of grooves on it; Many terminals are housed in the corresponding groove; One metal shell cooperates with described insulating base frame; One cover of meter hood that engages with this metal shell; And one engage this cover of meter hood with metal shell, and have the device that is coupling of nargin on a specific direction.
The present invention also provides a kind of electrical connector housing, and it comprises: a metal shell; One cover of meter hood that engages with described metal shell; And the device that is coupling that described cover of meter hood and metal shell are engaged mutually rotatably.
The advantage of apparatus of the present invention is, it is in conjunction with closely, and is easily assembled, has nargin on a specific direction, and when bearing the external force of any direction, all can keep firm combination, also increases the service life in addition.
Below in conjunction with accompanying drawing, embodiments of the invention are described, wherein:
Fig. 1 is the three-dimensional exploded view of electric connector first embodiment of the present invention;
Fig. 2 A is the end view of electric connector first embodiment of the present invention, and wherein this cover of meter hood is positioned at primary importance, and setting element is expressed as phantom;
Fig. 2 B is the stereogram of electric connector first embodiment of the present invention, and wherein this cover of meter hood is positioned at the second place;
Fig. 3 is the three-dimensional exploded view of electric connector second embodiment of the present invention;
Fig. 4 is the electric connector second embodiment assembling stereogram of the present invention.
See also Fig. 1, it is the three-dimensional exploded view of electric connector first embodiment of the present invention, and it comprises a metal shell 100, the insulating base frame 200 of four terminals 220 of a carrying, the cable 240 that a cover of meter hood 300 and has four wiring 250.
Wherein, this metal shell 100 is rectangle substantially, has a diapire 150, a upper wall 110, two side 120,130 and an end wall 140.The length of this upper wall 110 on longitudinally makes things convenient for insulating base frame 200 to insert and help the opening 160 of spot welding operation less than the length of diapire 150 and form one on this metal shell 100.This upper wall 110 is provided with a perforation 115 on the central part of adjacent openings 160, this sidewall 120,130 outwards convexes with pair of flanges 125 respectively, this end wall 140 forms a port 170 at middle body, four wiring 250 that can make coaxial cable 240 port 170 are thus passed through, and the both sides of this port 170 outwards have the oppositely a pair of fin 142 of bending.Upper wall 110, diapire 150, sidewall 120,130 and end wall 140 by metal shell 100 surround the space that can take in insulating base frame 200, wherein this insulating base frame 200 has four grooves 210, in order to take in four terminals 220, and terminal 220 is and wiring 250 welding of cable 240, has contact 230.
This cover of meter hood 300 be can with the rectangle of metal shell 100 complementary fit, have a upper cover plate 310, biside plate 320,330.On the middle position of an end on loam cake 310 longitudinallies, extend outward a location grab 315, the perforation 115 that can pass metal shell 100 upper walls 110, and the effect of realization fixing; And, on the middle position of the other end on upper cover plate 310 longitudinallies, then extend outward a clamping device 350 in order to clamping cable 240, these clamping device 350 both sides respectively have a pair of clamping fin 352 that extends with an angle, the surface of clamping device 350 and two clamping fins 352 all has ribs 356, can strengthen the strength of its clamping cable.Be respectively equipped with a pair of hole clipping 325 (, one of them only being shown) on this side plate 320,330, can be sticked in corresponding pair of flanges 125 on metal shell 100 sidewalls 120,130, and realize the effect of fixing because of the relation at visual angle.
Please consult Fig. 2 A and Fig. 2 B simultaneously, it is the assembling schematic diagram of first embodiment of the invention.The electric connector of present embodiment has dual mode available when assembling.First kind of mode perforation 115 for earlier the location grab 315 of cover of meter hood 300 being passed metal shell 100, this moment, this cover of meter hood 300 was positioned at primary importance, 115 devices that are coupling that constitute electric connector of the present invention of this location grab 315 and perforation, secondly, after treating that terminal 220 and wiring 250 welding are finished, along the direction rotating metallic cover cap 300 of arrow A among Fig. 2 A to the second place, the pair of flanges 125 of metal shell 100 two sides can be embedded respectively in a pair of hole clipping 325 of cover of meter hood 300, finish the combination of electric connector of the present invention, this hole clipping 325, with the flange 125 common clamping devices that form electric connector.The second way is first solder terminal 220 and wiring 250, will locate grab 315 then and pass perforation 115, finishes the combination of the device that is coupling on primary importance, and then rotating metallic cover cap 300 is finished the combination of electric connector of the present invention to the second place.
By the assembling mode of above-mentioned electric connector of the present invention as can be known, the present invention locatees the design of grab 315, and cover of meter hood 300 is positioned at rapidly on the metal shell 100, cover of meter hood is assemblied on the metal shell with rotation mode again, not only simple to operate, and assembling is rapidly, reliably.Only compare with the shortcoming of the connected mode longitudinally resistance to tension deficiency of flange engaging hole clipping with existing electric connector, the present invention locatees the design of grab, more can obviously improve the resistance to tension of this electric connector.
Have again, the a pair of clamping fin 352 of this cable clamping device 350 is in order to clamping cables line 240, therefore these cable 240 suffered pulling force will directly be transferred on the cover of meter hood 300, this location grab of mat 315 and perforation 115 devices that are coupling that combine again, bear cover of meter hood 300 suffered pulling force on longitudinally, so just can improve the shortcoming that terminal 220 and wiring 250 are easy to come off greatly.Again because the device that is coupling can bear this electric connector stressed at longitudinally, therefore the clamping device that is combined into of this hole clipping 325 and flange 125, just need not consider its stress-bearing capability on longitudinally in design, hole clipping 325 can be greater than the width of flange 125 on longitudinally in the length on the longitudinally, between the two size is engaged in stays tool nargin (Tolerance) on the longitudinally.With the mode that engages of existing electric connector, its flange must precision-fit be compared dimensionally with hole clipping, and the nargin that clamping device of the present invention has at longitudinally can make the manufacturing of this electric connector and assembling more simple and convenient.
See also Fig. 3 and Fig. 4, it is the electric connector second embodiment stereogram of the present invention, present embodiment is strengthened electric connector stress-bearing capability in vertical direction, therefore utilize electric connector of the present invention to have the characteristics of nargin (Tolerance) along longitudinally, with cover of meter hood 300 ' a pair of hole clipping 325 ' along increasing on the longitudinally, make its can embed simultaneously metal shell 100 ' last two pairs of flanges that separate 125 ', 125 ", strengthen the stress-bearing capability on its vertical direction.
Claims (9)
1, a kind of electric connector, it comprises: an insulating base frame forms a plurality of grooves on it; Many terminals are housed in the corresponding groove; One metal shell cooperates with described insulating base frame; One cover of meter hood that engages with described metal shell; It is characterized in that, comprise that also one engages described cover of meter hood with metal shell, and on a specific direction, have the device that is coupling of nargin.
2, electric connector as claimed in claim 1 is characterized in that, the described device that is coupling comprises that at least one is formed at the location grab on the described cover of meter hood, and a perforation that is formed on the described metal shell.
3, electric connector as claimed in claim 1 or 2 is characterized in that, the device that is coupling on described cover of meter hood and the metal shell is for engaging mutually rotatably.
4, electric connector as claimed in claim 3, it is characterized in that, described cover of meter hood and metal shell also have one in order to combining the clamping device of described cover of meter hood and metal shell, and it comprises hole clipping on the described cover of meter hood and the flange on the described metal shell.
5, electric connector as claimed in claim 1 is characterized in that, described cover of meter hood also comprise one with the clamping device of cable mechanical connection.
6, a kind of electrical connector housing, it comprises: a metal shell; One cover of meter hood that engages with described metal shell; It is characterized in that, also comprise a device that is coupling that described cover of meter hood and metal shell are engaged mutually rotatably.
7, electrical connector housing as claimed in claim 6 is characterized in that, the described device that is coupling comprises that at least one is formed at the location grab on the described cover of meter hood, and a perforation that is formed on the described metal shell.
8, as claim 6 or 7 described electric connectors, it is characterized in that, described cover of meter hood and metal shell also have one in order to combining the clamping device of described cover of meter hood and described metal shell, and it comprises hole clipping on the described cover of meter hood and the flange on the described metal shell.
9, electric connector as claimed in claim 8 is characterized in that, described clamping device has nargin on a specific direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97103008A CN1085422C (en) | 1997-03-12 | 1997-03-12 | Electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97103008A CN1085422C (en) | 1997-03-12 | 1997-03-12 | Electrical connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1193203A CN1193203A (en) | 1998-09-16 |
| CN1085422C true CN1085422C (en) | 2002-05-22 |
Family
ID=5166507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97103008A Expired - Fee Related CN1085422C (en) | 1997-03-12 | 1997-03-12 | Electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1085422C (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5017156A (en) * | 1989-02-28 | 1991-05-21 | Hosiden Electronics Co., Ltd. | Electrical connector |
| US5073130A (en) * | 1989-12-04 | 1991-12-17 | Hosiden Corporation | Electrical Connector |
| US5221212A (en) * | 1992-08-27 | 1993-06-22 | Amp Incorporated | Shielding a surface mount electrical connector |
-
1997
- 1997-03-12 CN CN97103008A patent/CN1085422C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5017156A (en) * | 1989-02-28 | 1991-05-21 | Hosiden Electronics Co., Ltd. | Electrical connector |
| US5073130A (en) * | 1989-12-04 | 1991-12-17 | Hosiden Corporation | Electrical Connector |
| US5221212A (en) * | 1992-08-27 | 1993-06-22 | Amp Incorporated | Shielding a surface mount electrical connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1193203A (en) | 1998-09-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020522 Termination date: 20120312 |